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Individual Calculations September 2011 |
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| Pickering, Anthony Total change: -15.45 | |   |
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| 8th South Wales International Open | Penarth | WLS | 2011-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1897 | 1.00 | 5 | -1.29 | 15 | -19.35 | |
|  Byron, Alan M | | | 2223 | ENG | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Brown, Martin | | | 2130 | ENG | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Sigurdsson, Birkir Karl | | | 1546 | ISL | 0.50 | 1 | -0.39 | 15 | -5.85 | |  Wills, Alex | | | 1724 | WLS | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Schmitz, Manuela | | wf | 2023 | GER | 0.00 | 1 | -0.33 | 15 | -4.95 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | British Championship - Major Open 2011 | Sheffield | ENG | 2011-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1897 | 3.00 | 5 | 0.26 | 15 | 3.90 | |
| | Savory, Richard J | | | 2123 | ENG | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Holowczak, Alex R | | | 1660 | ENG | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Hinchcliffe, Gary | | | 2037 | ENG | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Pattni, Kishan | | | 1675 | ENG | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Sargent, John | | | 1796 | HKG | 1.00 | 1 | 0.36 | 15 | 5.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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